September weather forecast
Whitehall, MT

September in Whitehall marks the beginning of the pleasant fall season. A remarkable change from August is the return of snowfall — albeit small quantities — at around 0.7" (18mm). Transcending from the summer heat, the temperatures take a dip fostering a cool and pleasant climate. As the cascading autumn leaves paint the town in hues of orange, the days progressively get shorter. September can be identified by a gentle touch on the cooler side.

Temperature

Transition from August to September is accompanied by a temperature drop, with average high-temperatures decreasing from a moderately hot 83.1°F (28.4°C) to a pleasant 71.4°F (21.9°C). Throughout September, Whitehall registers a distinct decrease from daytime highs, reaching an average low of 39.6°F (4.2°C).

Rainfall

Throughout September, in Whitehall, 1.1" (28mm) of precipitation is accumulated. During the entire year, Whitehall aggregates up to 9.41" (239mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, Whitehall receives 0.71" (18mm) of snow. Throughout the year, in Whitehall, 26.61" (676mm) of snow is accumulated.

Daylight

In Whitehall, Montana, the average length of the day in September is 12h and 31min.
On the first day of September in Whitehall, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:09 pm MDT.